Miller RAD-780 Mode D'emploi page 17

2-7. Threading And Feeding Welding Wire
Tools Needed:
WIRE ADVANCE
Push wire thru guide up to drive rolls; continue to hold welding wire. Press
Wire Advance push button until drive rolls grab wire. Adjust tension until wire
does not slip. Indicator is for reference only.
2-8. Changing Assembly Configuration
5
POWER
ON
V
OFF
Weld Control Welding Power Source
Set switches.
2
1
3
6
Pull and hold wire; cut off end.
Cut off wire at a diagonal.
Ref. ST-153 072 / Ref. ST-156 798 / Ref. ST-802 594-A
Y Do not pinch drive motor cord
1
2
3
4
To change the feed head position, re-
move motor mounting screws and re-
move motor from bracket. Remove
bracket mounting screws and rotate
bracket to desired position. Tighten
screws to secure bracket. Secure
motor back into bracket with the
screws removed earlier.
4
Loosen mounting bracket screw to
rotate the assembly around the
mounting bracket.
5
6
Loosen feed plate screw to rotate
feed plate around motor shaft.
Tools Needed:
.
3/16, 1/4 in
Hold wire tightly to keep it
from unraveling.
6 in
(150 mm)
when rotating assembly.
Motor Mounting Screws
Motor Mounting Bracket
Motor Mounting Bracket
Screws
Mounting Bracket Screw
Feed Plate
Feed Plate Screw
Re-tighten hardware when the
assembly is in the desired
position.
802 594-B
OM-1598 Page 13